4yej

X-ray diffraction
1.4Å resolution

Tailspike protein double mutant D339A/E372Q of E. coli bacteriophage HK620 in complex with pentasaccharide

Released:
Source organism: Enterobacteria phage HK620
Entry authors: Gohlke U, Broeker NK, Heinemann U, Seckler R, Barbirz S

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo trimer (preferred)
PDBe Complex ID:
PDB-CPX-189615 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Bacteriophage P22 tailspike N-terminal domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 597 amino acids
Theoretical weight: 64.33 KDa
Source organism: Enterobacteria phage HK620
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q9AYY6 (Residues: 114-710; Coverage: 84%)
Gene name: 9
Sequence domains:
Structure domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, NDG, GLA, GLC, RAM
3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BESSY BEAMLINE 14.1
Spacegroup: P321
Unit cell:
a: 74.339Å b: 74.339Å c: 174.703Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.145 0.144 0.172
Expression system: Escherichia coli BL21